<template>
    <div class="header">
<!--        <img src="../../assets/image/text.png"-->
<!--             style="width: 50%; margin-left: 10px; margin-top: 20px" alt="">-->
<!--        <el-menu :default-active="activeIndex" class="el-menu-demo" mode="horizontal"-->
<!--                 style="position: absolute; right: 0; top: 10px">-->
<!--            <el-submenu index="1">-->
<!--                <template slot="title">下午好，{{info.username}}</template>-->
<!--                <el-menu-item index="1-1" @click="toInfo">修改信息</el-menu-item>-->
<!--                <el-menu-item index="1-3" @click="logOut">退出登入</el-menu-item>-->
<!--            </el-submenu>-->
<!--        </el-menu>-->
        <div class="collapse-btn" @click="collapseChage">
            <i v-if="!collapse" class="el-icon-s-fold"></i>
            <i v-else class="el-icon-s-unfold"></i>
        </div>
        <div class="logo">后台管理系统</div>
        <div class="header-right">
            <div class="header-user-con">
                <!-- 全屏显示 -->
                <div class="btn-fullscreen" @click="handleFullScreen">
                    <el-tooltip effect="dark" :content="fullscreen?`取消全屏`:`全屏`" placement="bottom">
                        <i class="el-icon-rank"></i>
                    </el-tooltip>
                </div>
                <!-- 用户头像 -->
                <div class="user-avator">
                    <img src="../../assets/image/img.jpg" />
                </div>
                <!-- 用户名下拉菜单 -->
                <el-dropdown class="user-name" trigger="click" @command="handleCommand">
                    <span class="el-dropdown-link">
                        {{info.username}}
                        <i class="el-icon-caret-bottom"></i>
                    </span>
                    <el-dropdown-menu slot="dropdown">
                        <el-dropdown-item divided command="toInfo">修改信息</el-dropdown-item>
                        <el-dropdown-item divided command="logOut">退出登录</el-dropdown-item>
                    </el-dropdown-menu>
                </el-dropdown>
            </div>
        </div>
    </div>
</template>

<script>
    import Cookies from "js-cookie";

    export default {
        name: "cliTitle",
        data() {
            return {
                info: {
                    username: "管理员",
                },
                activeIndex: '1',
                collapse: false,
                fullscreen: false,
                name: 'linxin',
                message: 2,
            }
        },
        methods: {
            toInfo() {
                this.$router.push({path: `/setting`});
            },
            logOut() {
                // this.logined = false;
                Cookies.set('info', null);
                this.$router.push({path: `/`})
            },
            // 用户名下拉菜单选择事件
            handleCommand(command) {
                if (command === 'toInfo') {
                    this.toInfo();
                }else if(command === 'logOut'){
                    this.logOut();
                }
            },
            // 侧边栏折叠
            collapseChage() {
                // this.collapse = !this.collapse;
                // bus.$emit('collapse', this.collapse);
            },
            // 全屏事件
            handleFullScreen() {
                let element = document.documentElement;
                if (this.fullscreen) {
                    if (document.exitFullscreen) {
                        document.exitFullscreen();
                    } else if (document.webkitCancelFullScreen) {
                        document.webkitCancelFullScreen();
                    } else if (document.mozCancelFullScreen) {
                        document.mozCancelFullScreen();
                    } else if (document.msExitFullscreen) {
                        document.msExitFullscreen();
                    }
                } else {
                    if (element.requestFullscreen) {
                        element.requestFullscreen();
                    } else if (element.webkitRequestFullScreen) {
                        element.webkitRequestFullScreen();
                    } else if (element.mozRequestFullScreen) {
                        element.mozRequestFullScreen();
                    } else if (element.msRequestFullscreen) {
                        // IE11
                        element.msRequestFullscreen();
                    }
                }
                this.fullscreen = !this.fullscreen;
            }
        },
        mounted() {
            this.info = Cookies.get('info');
            this.info = JSON.parse(this.info);
            console.log(this.info);
            if (document.body.clientWidth < 1500) {
                this.collapseChage();
            }
        }
    }
</script>

<style scoped>
    /*.header{*/
    /*    position: relative;*/
    /*    box-sizing: border-box;*/
    /*    width: 100%;*/
    /*    height: 70px;*/
    /*    font-size: 22px;*/
    /*    color: #fff;*/
    /*    background-color: #242f42;*/
    /*}*/
    .collapse-btn {
        float: left;
        padding: 0 21px;
        cursor: pointer;
        line-height: 70px;
    }
    .header .logo {
        float: left;
        width: 250px;
        line-height: 70px;
    }
    .header-right {
        float: right;
        padding-right: 50px;
    }
    .header-user-con {
        display: flex;
        height: 70px;
        align-items: center;
    }
    .btn-fullscreen {
        transform: rotate(45deg);
        margin-right: 5px;
        font-size: 24px;
    }
    .btn-fullscreen {
        position: relative;
        width: 30px;
        height: 30px;
        text-align: center;
        border-radius: 15px;
        cursor: pointer;
    }
    .user-name {
        margin-left: 10px;
    }
    .user-avator {
        margin-left: 20px;
    }
    .user-avator img {
        display: block;
        width: 40px;
        height: 40px;
        border-radius: 50%;
    }
    .el-dropdown-link {
        color: #000000;
        cursor: pointer;
    }
</style>
